{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:TCEMJELMGSK6LC7X4C3QZKQEG4","short_pith_number":"pith:TCEMJELM","canonical_record":{"source":{"id":"1709.09033","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-09-23T21:08:09Z","cross_cats_sorted":["astro-ph.HE","hep-th"],"title_canon_sha256":"7e2d6e3dd9e0c008751d270ff547d29d3e52e34ccc24611991c7792ec1d1e12b","abstract_canon_sha256":"637b5e0220fad20ebdcf2e74d4c593718595cb4f34efb2a587ec5a90ae20dc46"},"schema_version":"1.0"},"canonical_sha256":"9888c4916c3495e58bf7e0b70caa04373495c1cc80ba41778e28ddcaf1eaa6bf","source":{"kind":"arxiv","id":"1709.09033","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.09033","created_at":"2026-05-18T00:26:54Z"},{"alias_kind":"arxiv_version","alias_value":"1709.09033v2","created_at":"2026-05-18T00:26:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.09033","created_at":"2026-05-18T00:26:54Z"},{"alias_kind":"pith_short_12","alias_value":"TCEMJELMGSK6","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"TCEMJELMGSK6LC7X","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"TCEMJELM","created_at":"2026-05-18T12:31:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:TCEMJELMGSK6LC7X4C3QZKQEG4","target":"record","payload":{"canonical_record":{"source":{"id":"1709.09033","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-09-23T21:08:09Z","cross_cats_sorted":["astro-ph.HE","hep-th"],"title_canon_sha256":"7e2d6e3dd9e0c008751d270ff547d29d3e52e34ccc24611991c7792ec1d1e12b","abstract_canon_sha256":"637b5e0220fad20ebdcf2e74d4c593718595cb4f34efb2a587ec5a90ae20dc46"},"schema_version":"1.0"},"canonical_sha256":"9888c4916c3495e58bf7e0b70caa04373495c1cc80ba41778e28ddcaf1eaa6bf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:26:54.122715Z","signature_b64":"Qi1b9UzTMOS+ms+Ngv04mPNj4BJAq2j0k4Dl1ui3Is5g1taqRHe4xmVIifS96MtBMKv5SHqHwj51eYkJXBwWCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9888c4916c3495e58bf7e0b70caa04373495c1cc80ba41778e28ddcaf1eaa6bf","last_reissued_at":"2026-05-18T00:26:54.122062Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:26:54.122062Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1709.09033","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:26:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z5WM5G5SSMuv9HLLi+8XL5Wjcb6Y4JCiTT0Ht5sGoRR8S9A5gI5ucyfCC9NauO0l1YhCCCl12XiqT/Cg5ob6Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T19:03:11.757486Z"},"content_sha256":"0be64859350ccb65cc965e405d09fb4709eb3d1b4fa1be2536bb7a3b2c1d5eea","schema_version":"1.0","event_id":"sha256:0be64859350ccb65cc965e405d09fb4709eb3d1b4fa1be2536bb7a3b2c1d5eea"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:TCEMJELMGSK6LC7X4C3QZKQEG4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Low frequency electromagnetic radiation coming from gravitational waves generated by neutron stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-th"],"primary_cat":"gr-qc","authors_text":"Andri Gretarsson, Douglas Singleton, Preston Jones","submitted_at":"2017-09-23T21:08:09Z","abstract_excerpt":"We investigate the possibility of observing very low frequency (VLF) electromagnetic radiation produced from the vacuum by gravitational waves. We review the calculations leading to the possibility of vacuum conversion of gravitational waves into electromagnetic waves and show how this process evades the well-known prohibition against particle production from gravitational waves. Using Newman-Penrose scalars, we estimate the luminosity of this proposed electromagnetic counterpart radiation coming from gravitational waves produced by neutron star oscillations. The detection of electromagnetic c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.09033","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:26:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9riezMTgiYsVUbyp2w1ztzRPIdxn4EUvljWN1xUrkItgabnwYc6bHo/RF+OfcPAxq6SEQJMgnEt06fWsJ1xOAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T19:03:11.757827Z"},"content_sha256":"151e3b885f3633aaa0a60fa0f27d2ce02c7d45fa152620c03d93410eab0ad0e7","schema_version":"1.0","event_id":"sha256:151e3b885f3633aaa0a60fa0f27d2ce02c7d45fa152620c03d93410eab0ad0e7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TCEMJELMGSK6LC7X4C3QZKQEG4/bundle.json","state_url":"https://pith.science/pith/TCEMJELMGSK6LC7X4C3QZKQEG4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TCEMJELMGSK6LC7X4C3QZKQEG4/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-01T19:03:11Z","links":{"resolver":"https://pith.science/pith/TCEMJELMGSK6LC7X4C3QZKQEG4","bundle":"https://pith.science/pith/TCEMJELMGSK6LC7X4C3QZKQEG4/bundle.json","state":"https://pith.science/pith/TCEMJELMGSK6LC7X4C3QZKQEG4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TCEMJELMGSK6LC7X4C3QZKQEG4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:TCEMJELMGSK6LC7X4C3QZKQEG4","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"637b5e0220fad20ebdcf2e74d4c593718595cb4f34efb2a587ec5a90ae20dc46","cross_cats_sorted":["astro-ph.HE","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-09-23T21:08:09Z","title_canon_sha256":"7e2d6e3dd9e0c008751d270ff547d29d3e52e34ccc24611991c7792ec1d1e12b"},"schema_version":"1.0","source":{"id":"1709.09033","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.09033","created_at":"2026-05-18T00:26:54Z"},{"alias_kind":"arxiv_version","alias_value":"1709.09033v2","created_at":"2026-05-18T00:26:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.09033","created_at":"2026-05-18T00:26:54Z"},{"alias_kind":"pith_short_12","alias_value":"TCEMJELMGSK6","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"TCEMJELMGSK6LC7X","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"TCEMJELM","created_at":"2026-05-18T12:31:46Z"}],"graph_snapshots":[{"event_id":"sha256:151e3b885f3633aaa0a60fa0f27d2ce02c7d45fa152620c03d93410eab0ad0e7","target":"graph","created_at":"2026-05-18T00:26:54Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We investigate the possibility of observing very low frequency (VLF) electromagnetic radiation produced from the vacuum by gravitational waves. We review the calculations leading to the possibility of vacuum conversion of gravitational waves into electromagnetic waves and show how this process evades the well-known prohibition against particle production from gravitational waves. Using Newman-Penrose scalars, we estimate the luminosity of this proposed electromagnetic counterpart radiation coming from gravitational waves produced by neutron star oscillations. The detection of electromagnetic c","authors_text":"Andri Gretarsson, Douglas Singleton, Preston Jones","cross_cats":["astro-ph.HE","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-09-23T21:08:09Z","title":"Low frequency electromagnetic radiation coming from gravitational waves generated by neutron stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.09033","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:0be64859350ccb65cc965e405d09fb4709eb3d1b4fa1be2536bb7a3b2c1d5eea","target":"record","created_at":"2026-05-18T00:26:54Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"637b5e0220fad20ebdcf2e74d4c593718595cb4f34efb2a587ec5a90ae20dc46","cross_cats_sorted":["astro-ph.HE","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-09-23T21:08:09Z","title_canon_sha256":"7e2d6e3dd9e0c008751d270ff547d29d3e52e34ccc24611991c7792ec1d1e12b"},"schema_version":"1.0","source":{"id":"1709.09033","kind":"arxiv","version":2}},"canonical_sha256":"9888c4916c3495e58bf7e0b70caa04373495c1cc80ba41778e28ddcaf1eaa6bf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9888c4916c3495e58bf7e0b70caa04373495c1cc80ba41778e28ddcaf1eaa6bf","first_computed_at":"2026-05-18T00:26:54.122062Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:26:54.122062Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Qi1b9UzTMOS+ms+Ngv04mPNj4BJAq2j0k4Dl1ui3Is5g1taqRHe4xmVIifS96MtBMKv5SHqHwj51eYkJXBwWCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:26:54.122715Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.09033","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0be64859350ccb65cc965e405d09fb4709eb3d1b4fa1be2536bb7a3b2c1d5eea","sha256:151e3b885f3633aaa0a60fa0f27d2ce02c7d45fa152620c03d93410eab0ad0e7"],"state_sha256":"81d766ef49fb6dc668ee328d1eef40356a77c93a64a3143fe7361ed67ef281bc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8RR1u2Za3w5XB9+5boWrj043WhwP+YPHihIzXhKmWZUqdYgQBMZxJ61sZQ9EUCHl3Ad2R+7eGNvgnSpKR1xuBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T19:03:11.759642Z","bundle_sha256":"4c206011c99f79ba5960e1bcb3b46e23d358dd211b7d04f210ee0f4c963e1a11"}}